Home / 2,753,774.51-4,129,684.28-807,960

Finding the Fourth Proportional to 2,753,774.51, 4,129,684.28 and 807,960

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Solution

The fourth proportional to 2,753,774.51, 4,129,684.28 and 807,960 is: 1,211,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753,774.51 : 4,129,684.28 = 807,960 : x
  2. Step 2: Convert to fraction form
    2,753,774.51/4,129,684.28 = 807,960/x
  3. Step 3: Cross multiply
    2,753,774.51x = 4,129,684.28 × 807,960
  4. Step 4: Simplify right side
    2,753,774.51x = 3,336,619,706,829
  5. Step 5: Solve for x
    x = 3,336,619,706,829/2,753,774.51
  6. Step 6: Final answer
    x = 1,211,653.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.